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SINOFUSE RS309-MD-225A RS309-MD Series High-Speed Fuse, 225A, 500VDC

Regular price $45.00 USD
Regular price Sale price $45.00 USD
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The SINOFUSE RS309-MD-225A is a high-performance cylindrical bolt-connected high-speed fuse specifically designed for the protection of power semiconductors. Engineered for electric vehicle (EV) drive systems, energy storage systems (ESS), and industrial power conversion, it provides exceptional fault isolation with a 50kA DC breaking capacity and high reliability under mechanical vibration.

Product ID (MPN) RS309-MD-225A
Rated Voltage 500VAC / 500VDC
Rated Current 225A
Breaking Capacity AC 200kA / DC 50kA (τ ≤ 15ms)
Utilization Category aR
Size Code 5ZA
Pre-arcing I²t 8800 A²s
Total Clearing I²t 33100 A²s
Rated Power Loss 40W
Mounting Bolt M8 (Recommended Torque 12±1N.m)
Certifications UL248, IEC60269, RoHS, CE, TUV
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